Zirconium vs Livermorium

PropertyZr ZirconiumLv Livermorium
Atomic number40116
SymbolZrLv
NameZirconiumLivermorium
Categorytransition-metalpost-transition-metal
Standard Atomic Weight91.224 u293 u
Period57
Group416
Blocksp
Phase at STPsolidsolid
Electron configuration[Kr]5s24d2[Rn] 7s2 7p4 5f14 6d10(predicted)
Oxidation states[1, 2, 3, 4][-2, 2, 4]
Electronegativity (Pauling)1.33N/A
Electron affinity0.426 eV0.7 eV
Density6520 kg/m³1.290000e+4 kg/m³
Melting point1854.85 °C506.85 °C
Boiling point4408.85 °C861.85 °C
Discovery year17892000